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low price Printing Service 3D Printing Service Option 聽 SLS technology (Selective Laser Sintering) is an additive manufacturing technology that works on the powder-bed fusion principle. Starting from a plastic powder selectively fused with the help of a laser, three-dimensional objects are produced. It is one of the oldest 3D printing technologies on the market, invented and patented in the late 1980s by Dr. Carl Deckard and Joe Beaman. 聽 SLMSLSFDMSLADLP Aluminum Stainless Steel CoCr TitaniumNylon Fiber Carbon